/*
 * SweetHome3DBootstrap.java 2 sept. 07
 *
 * Sweet Home 3D, Copyright (c) 2007 Emmanuel PUYBARET / eTeks <info@eteks.com>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
package com.eteks.sweethome3d;

import java.io.File;
import java.lang.reflect.Array;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.net.MalformedURLException;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.Locale;

import javax.swing.JOptionPane;

import com.eteks.sweethome3d.tools.ExtensionsClassLoader;

/**
 * This bootstrap class loads Sweet Home 3D application classes from jars in classpath 
 * or from extension jars stored as resources.
 * @author Emmanuel Puybaret
 */
public class SweetHome3DBootstrap
{
	public static void main(String[] args) throws MalformedURLException, IllegalAccessException,
			InvocationTargetException, NoSuchMethodException, ClassNotFoundException
	{
		Class sweetHome3DBootstrapClass = SweetHome3DBootstrap.class;
		List<String> extensionJarsAndDlls = new ArrayList<String>(Arrays.asList(new String[] { "iText-2.1.7.jar", // Jars included in Sweet Home 3D executable jar file 
				"freehep-vectorgraphics-svg-2.1.1b.jar", "sunflow-0.07.3i.jar", "jmf.jar",
				"batik-svgpathparser-1.7.jar", "jnlp.jar" }));
		
		String operatingSystemName = System.getProperty("os.name");
		String javaVersion = System.getProperty("java.version");
		String java7Prefix = "1.7.0_";
		if (operatingSystemName.startsWith("Mac OS X") && javaVersion.startsWith("1.6")
				&& System.getProperty("com.eteks.sweethome3d.deploymentInformation", "").startsWith("Java Web Start"))
		{
			// Refuse to let Sweet Home 3D run under Mac OS X with Java Web Start 6
			String message = Locale.getDefault().getLanguage().equals(Locale.FRENCH.getLanguage())
					? "Sweet Home 3D ne peut pas fonctionner avec Java\n"
							+ "Web Start 6 sous Mac OS X de fa�on fiable.\n"
							+ "Merci de t�l�charger le programme d'installation depuis\n"
							+ "http://www.sweethome3d.com/fr/download.jsp"
					: "Sweet Home 3D can't reliably run with Java Web Start 6\n" + "under Mac OS X.\n"
							+ "Please download the installer version from\n"
							+ "http://www.sweethome3d.com/download.jsp";
			JOptionPane.showMessageDialog(null, message);
			System.exit(1);
		}
		else if (!operatingSystemName.startsWith("Mac OS X") || javaVersion.startsWith("1.5")
				|| javaVersion.startsWith("1.6"))
		{
			extensionJarsAndDlls.addAll(Arrays.asList(new String[] { "j3dcore.jar", // Main Java 3D jars
					"vecmath.jar", "j3dutils.jar", "macosx/gluegen-rt.jar", // Mac OS X jars and DLLs for Java 5 or 6
					"macosx/jogl.jar", "macosx/libgluegen-rt.jnilib", "macosx/libjogl.jnilib",
					"macosx/libjogl_awt.jnilib", "macosx/libjogl_cg.jnilib" }));
		}
		else if (javaVersion.startsWith(java7Prefix) && javaVersion.length() >= java7Prefix.length() + 1
				&& Character.isDigit(javaVersion.charAt(java7Prefix.length()))
				&& (javaVersion.length() >= java7Prefix.length() + 2 // Test version on 2 digits
						&& Character.isDigit(javaVersion.charAt(java7Prefix.length() + 1))
						&& Integer.parseInt(javaVersion.substring(java7Prefix.length(), java7Prefix.length() + 2)) < 40
						|| javaVersion.length() == java7Prefix.length() + 1 // Test whether version is on 1 digit (i.e. < 40)
						|| !Character.isDigit(javaVersion.charAt(java7Prefix.length() + 1))))
		{
			// Refuse to let Sweet Home 3D run under Mac OS X with Java 7 before version 7u40 
			String message = Locale.getDefault().getLanguage().equals(Locale.FRENCH.getLanguage())
					? "Sous Mac OS X, Sweet Home 3D ne peut fonctionner avec Java 7\n"
							+ "qu'� partir de la version Java 7u40. Merci de mettre � jour\n"
							+ "votre version de Java ou de lancer Sweet Home 3D sous Java 6."
					: "Under Mac OS X, Sweet Home 3D can run with Java 7 only\n"
							+ "from version Java 7u40. Please, update you Java version\n"
							+ "or run Sweet Home 3D under Java 6.";
			JOptionPane.showMessageDialog(null, message);
			System.exit(1);
		}
		else
		{ // Java >= 1.7.0_40    
			extensionJarsAndDlls.addAll(Arrays.asList(new String[] { "macosx/java3d-1.6/j3dcore.jar", // Mac OS X Java 3D 1.6 jars and DLLs
					"macosx/java3d-1.6/vecmath.jar", "macosx/java3d-1.6/j3dutils.jar", "macosx/java3d-1.6/gluegen.jar",
					"macosx/java3d-1.6/jogl-java3d.jar", "macosx/java3d-1.6/libgluegen-rt.jnilib",
					"macosx/java3d-1.6/libjogl_desktop.jnilib", "macosx/java3d-1.6/libnativewindow_awt.jnilib",
					"macosx/java3d-1.6/libnativewindow_macosx.jnilib" }));
			// Disable JOGL library loader
			System.setProperty("jogamp.gluegen.UseTempJarCache", "false");
		}
		if ("64".equals(System.getProperty("sun.arch.data.model")))
		{
			extensionJarsAndDlls.add("linux/x64/libj3dcore-ogl.so"); // Linux 64 bits DLLs
			extensionJarsAndDlls.add("windows/x64/j3dcore-ogl.dll"); // Windows 64 bits DLLs
		}
		else
		{
			extensionJarsAndDlls.addAll(Arrays.asList(new String[] { "linux/i386/libj3dcore-ogl.so", // Linux 32 bits DLLs
					"linux/i386/libj3dcore-ogl-cg.so", "windows/i386/j3dcore-d3d.dll", // Windows 32 bits DLLs
					"windows/i386/j3dcore-ogl.dll", "windows/i386/j3dcore-ogl-cg.dll",
					"windows/i386/j3dcore-ogl-chk.dll" }));
		}
		
		String[] applicationPackages = { "com.eteks.sweethome3d", "javax.media", "javax.vecmath", "com.sun.j3d",
				"com.sun.opengl", "com.sun.gluegen.runtime", "com.jogamp", "jogamp", "javax.media.opengl",
				"javax.media.nativewindow", "com.sun.media", "com.ibm.media", "jmpapps.util",
				"com.microcrowd.loader.java3d", "org.sunflow", "org.apache.batik" };
		String applicationClassName = "com.eteks.sweethome3d.SweetHome3D";
		ClassLoader java3DClassLoader = operatingSystemName.startsWith("Windows") ? new ExtensionsClassLoader(
				sweetHome3DBootstrapClass.getClassLoader(), sweetHome3DBootstrapClass.getProtectionDomain(),
				extensionJarsAndDlls.toArray(new String[extensionJarsAndDlls.size()]), null, applicationPackages,
				// Use cache under Windows because temporary files tagged as deleteOnExit can't 
				// be deleted if they are still opened when program exits 
				new File(System.getProperty("java.io.tmpdir")), applicationClassName + "-cache-")
				: new ExtensionsClassLoader(sweetHome3DBootstrapClass.getClassLoader(),
						sweetHome3DBootstrapClass.getProtectionDomain(),
						extensionJarsAndDlls.toArray(new String[extensionJarsAndDlls.size()]), applicationPackages);
		Class applicationClass = java3DClassLoader.loadClass(applicationClassName);
		Method applicationClassMain = applicationClass.getMethod("main", Array.newInstance(String.class, 0).getClass());
		// Call application class main method with reflection
		applicationClassMain.invoke(null, new Object[] { args });
	}
}
